131403330424 has 32 divisors (see below), whose sum is σ = 261419011200. Its totient is φ = 61707735040.

The previous prime is 131403330391. The next prime is 131403330433. The reversal of 131403330424 is 424033304131.

It is a junction number, because it is equal to n+sod(n) for n = 131403330392 and 131403330401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 943417 + ... + 1073704.

It is an arithmetic number, because the mean of its divisors is an integer number (8169344100).

Almost surely, 2^131403330424 is an apocalyptic number.

It is an amenable number.

131403330424 is a deficient number, since it is larger than the sum of its proper divisors (130015680776).

131403330424 is a wasteful number, since it uses less digits than its factorization.

131403330424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017623 (or 2017619 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 131403330424 its reverse (424033304131), we get a palindrome (555436634555).

The spelling of 131403330424 in words is "one hundred thirty-one billion, four hundred three million, three hundred thirty thousand, four hundred twenty-four".